| 2014/02 | 2015/02 | 2016/02 | 2017/02 | 2018/02 | 2019/02 | 2020/02 | 2021/02 | 2022/02 | 2023/02 | 2024/02 | 2025/02 | |
| 現金同等物 | - | 1,267 | 986 | 978 | 987 | 1,324 | 1,753 | 1,270 | 1,412 | 1,507 | 1,918 | 2,035 |
| 売掛金 | - | 27 | 23 | 23 | 25 | 22 | 25 | 14 | 18 | 39 | - | - |
| 流動資産合計 | - | 1,383 | 1,109 | 1,089 | 1,099 | 1,435 | 1,854 | 1,421 | 1,515 | 1,634 | 2,065 | 2,188 |
| 有形固定資産 | - | 17,816 | 17,166 | 16,706 | 16,222 | 15,828 | 15,410 | 14,940 | 14,482 | 14,035 | 13,564 | 13,158 |
| 投資有価証券 | - | 5,580 | 4,876 | 6,426 | 7,480 | 5,672 | 5,769 | 7,863 | 5,923 | 5,469 | 5,072 | 5,843 |
| 固定資産合計 | - | 26,603 | 25,287 | 26,347 | 26,894 | 24,673 | 24,341 | 25,945 | 23,534 | 22,623 | 21,727 | 22,160 |
| 総資産 | - | 27,986 | 26,396 | 27,436 | 27,993 | 26,109 | 26,196 | 27,366 | 25,048 | 24,257 | 23,792 | 24,349 |
| 一年内返済予定の長期借入金 | - | 617 | 617 | 626 | - | - | - | - | - | - | - | - |
| 流動負債合計 | - | 1,571 | 1,379 | 1,434 | 833 | 764 | 859 | 674 | 687 | 772 | 815 | 745 |
| 長期借入金 | - | 1,243 | 626 | - | - | - | - | - | - | - | - | - |
| 固定負債合計 | - | 16,228 | 15,093 | 14,701 | 14,835 | 14,052 | 13,826 | 14,139 | 13,282 | 12,860 | 12,433 | 12,310 |
| 総負債 | - | 17,799 | 16,472 | 16,135 | 15,669 | 14,817 | 14,685 | 14,813 | 13,969 | 13,632 | 13,248 | 13,055 |
| 資本金及び資本剰余金 | - | 5,622 | 5,622 | 5,622 | 5,622 | 5,622 | 5,622 | 5,622 | 5,630 | 5,630 | 5,630 | 5,630 |
| 利益剰余金 | - | 3,221 | 3,353 | 3,638 | 3,936 | 4,157 | 4,309 | 3,901 | 3,687 | 3,548 | 3,743 | 3,957 |
| 株主資本 | 9,116 | 10,187 | 9,924 | 11,302 | 12,325 | 11,292 | 11,510 | 12,553 | 11,079 | 10,625 | 10,544 | 11,293 |